
The World of My 17
Four high school girls navigate insecurities, challenges, and personal growth while forming deep bonds of friendship. As Oh Na-ri adjusts to a new chapter in her life, she finds support in her elegant childhood friend Yoo Na, protective classmate Sun Ji, and idol trainee Mi Rae. Together, they face struggles and discover the true meaning of friendship.
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Top Cast

Hwang Bo-reum-byeol
Im Yoo-na · 22 eps

Han Chae-kyung
Seo Mi-rae · 22 eps

Kwon Hyun-bin
Jung Woo-kyung · 22 eps

ARIN
Oh Na-ri · 12 eps

Kim Do-ah
Im Sun-ji · 12 eps

Ryeoun
Yoo Jin-hyuk · 12 eps

Kim Min-ah
Kim Soo-bin · 12 eps

Choi Ye-na
Oh Na-ri · 10 eps

Yoo Seon-ho
Joo Chan-yang · 10 eps

Lee Won-jeong
Kwon Seung-ha · 10 eps

Jihan
Im Sun-ji · 10 eps

Yang Seo-hyun
Oh Yu-rim · 10 eps

Park Eun-woo
Jo Yoo-jung · 10 eps

Kim Ha-young
3 eps
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